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RSP vs SPY: Performance & Backtest Comparison
RSP delivered the higher return - 11.03% CAGR vs 10.74% - over 2005-03-31 → 2026-07-31.
⚠ RSP was not publicly traded 2017-12-31 → 2017-12-31 (1 months) - treated as uninvested cash (0%) for that stretch.
Growth comparison
Drawdown
Annual returns
| RSP | SPY | |
|---|---|---|
| Name | Invesco S&P 500 Equal Weight ETF | State Street SPDR S&P 500 ETF Trust |
| CAGR | 11.03% | 10.74% |
| Total return | 840.04% | 789.41% |
| Volatility | 19.48% | 14.91% |
| Max drawdown | -56.79%Feb 2009 | -50.78%Feb 2009 |
| Sharpe | 0.54 | 0.65 |
| Sortino | 0.83 | 0.88 |
| Best year | 42.19% | 32.31% |
| Worst year | -41.08% | -36.79% |
| Final balance | $94,004 | $88,941 |
Correlation of monthly returns: 0.85. Wondering if you need both? Check their fund overlap →
All figures are total returns: every dividend and distribution is reinvested on its ex-date, and prices are split-adjusted. See the methodology.
Frequently asked questions
Which has performed better, RSP or SPY?
Over 2005-03-31 to 2026-07-31, RSP performed better: 11.03% annualized versus 10.74% for SPY, with dividends reinvested. Past performance does not guarantee future results.
How similar are RSP and SPY?
Their monthly returns have a correlation of 0.85 over the common period. RSP is Invesco S&P 500 Equal Weight ETF; SPY is State Street SPDR S&P 500 ETF Trust.
Which is riskier, RSP or SPY?
Over the common period RSP had 19.48% annualized volatility and a -56.79% max drawdown, versus 14.91% and -50.78% for SPY.